Datasheets
RT8009-12GJ5 by: Richtek Technology Corp

1.25MHz, 600mA, High Efficiency PWM Step-Down DC/DC Converter, TSOT23

Part Details for RT8009-12GJ5 by Richtek Technology Corp

Results Overview of RT8009-12GJ5 by Richtek Technology Corp

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Applications Energy and Power Systems Transportation and Logistics Renewable Energy Automotive

RT8009-12GJ5 Information

RT8009-12GJ5 by Richtek Technology Corp is a Switching Regulator or Controller.
Switching Regulator or Controllers are under the broader part category of Power Circuits.

A power circuit delivers electricity in order to operate a load for an electronic device. Power circuits include transformers, generators and switches. Read more about Power Circuits on our Power Circuits part category page.

Price & Stock for RT8009-12GJ5

Part # Distributor Description Stock Price Buy
DISTI # 1028-RT8009-12GJ5CT-ND
DigiKey IC REG BUCK 1.2V 600MA TSOT23-5 Min Qty: 1 Lead time: 13 Weeks Container: Cut Tape (CT), Digi-Reel®, Tape & Reel (TR) 250
In Stock
  • 1 $2.3800
  • 10 $1.4890
  • 25 $1.2576
  • 100 $0.9956
  • 250 $0.8669
  • 500 $0.7878
  • 1,000 $0.7215
  • 3,000 $0.6378
$0.6378 / $2.3800 Buy Now
DISTI # 835-RT8009-12GJ5
Mouser Electronics Switching Voltage Regulators 1.25MHz, 600mA, High Efficiency PWM Step-Down DC/DC Converter RoHS: Compliant 2889
  • 1 $2.3200
  • 10 $1.4800
  • 25 $1.2600
  • 100 $0.9960
  • 250 $0.8670
  • 1,000 $0.7700
  • 3,000 $0.6370
$0.6370 / $2.3200 Buy Now

Part Details for RT8009-12GJ5

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RT8009-12GJ5 Part Data Attributes

RT8009-12GJ5 Richtek Technology Corp
Buy Now Datasheet
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RT8009-12GJ5 Richtek Technology Corp 1.25MHz, 600mA, High Efficiency PWM Step-Down DC/DC Converter, TSOT23
Rohs Code Yes
Part Life Cycle Code Active
Ihs Manufacturer RICHTEK TECHNOLOGY CORP
Part Package Code TSOT23
Manufacturer Package Code TSOT23
Reach Compliance Code compliant
ECCN Code EAR99
HTS Code 8542.39.00.01
Samacsys Manufacturer RICHTEK
Analog IC - Other Type SWITCHING REGULATOR
Control Mode VOLTAGE-MODE
Control Technique PULSE WIDTH MODULATION
Input Voltage-Max 5.5 V
Input Voltage-Min 2.5 V
Input Voltage-Nom 3.6 V
JESD-30 Code R-PDSO-G5
Length 2.8955 mm
Moisture Sensitivity Level 3
Number of Functions 1
Number of Terminals 5
Operating Temperature-Max 85 °C
Operating Temperature-Min -40 °C
Output Current-Max 1.8 A
Output Voltage-Nom 1.2 V
Package Body Material PLASTIC/EPOXY
Package Code VSSOP
Package Equivalence Code TSOP5/6,.11,37
Package Shape RECTANGULAR
Package Style SMALL OUTLINE, VERY THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel) 260
Qualification Status Not Qualified
Seated Height-Max 1 mm
Surface Mount YES
Switcher Configuration BUCK
Switching Frequency-Max 1850 kHz
Temperature Grade INDUSTRIAL
Terminal Form GULL WING
Terminal Pitch 0.939 mm
Terminal Position DUAL
Time@Peak Reflow Temperature-Max (s) 40
Width 1.6 mm

Alternate Parts for RT8009-12GJ5

This table gives cross-reference parts and alternative options found for RT8009-12GJ5. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of RT8009-12GJ5, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
RT8009-10GJ5 Richtek Technology Corp Check for Price 1.25MHz, 600mA, High Efficiency PWM Step-Down DC/DC Converter, TSOT23-5 RT8009-12GJ5 vs RT8009-10GJ5
RT8009-10GB Richtek Technology Corp Check for Price 1.25MHz, 600mA, High Efficiency PWM Step-Down DC/DC Converter, SOT23-5 RT8009-12GJ5 vs RT8009-10GB
RT8009PJ5 Richtek Technology Corp Check for Price Switching Regulator, Voltage-mode, 1.8A, 1850kHz Switching Freq-Max, PDSO5, RT8009-12GJ5 vs RT8009PJ5
RT8009GJ5 Richtek Technology Corp Check for Price 1.25MHz, 600mA, High Efficiency PWM Step-Down DC/DC Converter, TSOT-25 RT8009-12GJ5 vs RT8009GJ5
RT8009-33GB Richtek Technology Corp Check for Price 1.25MHz, 600mA, High Efficiency PWM Step-Down DC/DC Converter, SOT23 RT8009-12GJ5 vs RT8009-33GB
RT8009-25GJ5 Richtek Technology Corp Check for Price 1.25MHz, 600mA, High Efficiency PWM Step-Down DC/DC Converter, TSOT23 RT8009-12GJ5 vs RT8009-25GJ5

RT8009-12GJ5 Related Parts

RT8009-12GJ5 Frequently Asked Questions (FAQ)

  • Richtek provides a recommended PCB layout in their application note ANI-45, which includes guidelines for thermal vias, copper pours, and component placement to minimize thermal resistance and ensure reliable operation.

  • The input capacitor selection depends on the input voltage, output current, and ripple current requirements. Richtek recommends using a low-ESR capacitor with a minimum capacitance of 10uF and a voltage rating of at least 1.5 times the input voltage. X5R or X7R ceramic capacitors are suitable options.

  • According to Richtek's application note ANI-45, the output current derating for high ambient temperatures is approximately 1.5% per degree Celsius above 25°C. This means that for every 10°C increase in ambient temperature, the maximum output current should be derated by 15%.

  • To ensure stability, follow the recommended component values and PCB layout guidelines in the datasheet. Additionally, ensure that the output capacitor has a low ESR and is placed close to the regulator. Avoid using long traces and minimize the distance between the input and output capacitors.

  • Although the datasheet specifies a minimum input voltage of 6.5V, Richtek recommends an input voltage range of 7V to 12V for optimal performance and reliability. Operating the regulator outside this range may affect its efficiency and stability.

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